2026 data FDA MAUDE openFDA

Prosthesis, Knee, Femorotibial, Semi-Constrained, Cemented, Metal/Polymer

Adverse-event figures are drawn from the U.S. Food & Drug Administration (FDA) MAUDE database, refreshed March 2026, see our methodology.

OpenFDA device adverse-event casebook.

FDA MAUDE casebook

openFDA event book Prosthesis LIGHT-BOOK · MAUDE

#218 of 1000 · 9,486 reports · 1991–2026

  • BOOK 9,486 reports
  • RANK #218 of 1000
  • DEATH 9 death-typed
  • INJ 6,246 injury-typed
  • MALF 3,120 malfunction
  • SPAN 1991–2026
  • PEAK 2021: 1,218
  • PHOTO Plate, Bone

Nearest event-volume peer: Plate, Bone (11 report gap)

Prosthesis, Knee, Femorotibial, Semi-Constrained, Cemented, Metal/Polymer sits #218 of 1000 among tracked device types with 9,486 MAUDE reports spanning 1991–2026. Rank counts report volume, not confirmed device fault. Event_type Death / Injury / Malfunction are one code per report — not the same population as patient-outcome rows ( methodology). Read with this device → · Lead manufacturer → · Similar-volume device →

Event-type mix vs corpus

Shares of FDA event_type codes on this device type, compared with the mean across 1,000 device types that have ≥100 MAUDE reports. Codes are report labels, not adjudicated causation.

  • DEATH 0.1% corpus 1.5% · below corpus mean (-1.4 pp)
  • INJ 65.8% corpus 30.4% · above corpus mean (+35.4 pp)
  • MALF 32.9% corpus 64.5% · below corpus mean (-31.6 pp)

Lead product-problem code Break is 27% of coded problems · Lead manufacturer SMITH & NEPHEW, INC. accounts for 42% of manufacturer-tagged reports · Top event location is 44% of location-tagged rows .

Prosthesis in the event-volume neighbourhood

FDA MAUDE report totals among this device type and nearest nationwide peers

reports

What this shows Prosthesis, Knee, Femorotibial, Semi-Constrained, Cemented, Metal/Polymer carries 9,486 MAUDE reports, ranked #218 of 1000.

Source FDA MAUDE via openFDA, aggregated by PlainHospital As of August 2026

Event Types

Injury 6,246 (65.8%)
Malfunction 3,120 (32.9%)
Other 103 (1.1%)
Death 9 (0.1%)
8 (0.1%)

Patient Outcomes

FDA patient-outcome codes (separate from event_type). Percentages use this chart's row total.

Required Intervention 4,905 (45.9%)
3,105 (29.1%)
Hospitalization 1,099 (10.3%)
R 1,097 (10.3%)
Other 350 (3.3%)
H 69 (0.6%)
O 29 (0.3%)
Death 10 (0.1%)
Disability 8 (0.1%)
S 5 (0.0%)
Congenital Anomaly 3 (0.0%)
Life Threatening 2 (0.0%)
L 1 (0.0%)

Top Product Problems

Break 1,575
Fracture 792
Insufficient Information 763
Adverse Event Without Identified Device or Use Problem 473
Naturally Worn 430
Detachment of Device or Device Component 227
Loosening of Implant Not Related to Bone-Ingrowth 220
Unstable 202
Loose or Intermittent Connection 169
Crack 149
Device Dislodged or Dislocated 143
Appropriate Term/Code Not Available 142
Material Deformation 81
Loss of Osseointegration 72
Connection Problem 67
Positioning Failure 61
Material Fragmentation 57
Migration or Expulsion of Device 54
Difficult to Insert 52
Loss of or Failure to Bond 46

Yearly Trend

91
1991: 1
92
1992: 10
93
1993: 6
95
1995: 1
96
1996: 4
97
1997: 2
98
1998: 7
99
1999: 28
00
2000: 130
01
2001: 111
02
2002: 129
03
2003: 150
04
2004: 88
05
2005: 266
06
2006: 254
07
2007: 263
08
2008: 285
09
2009: 249
10
2010: 180
11
2011: 156
12
2012: 137
13
2013: 383
14
2014: 305
15
2015: 345
16
2016: 343
17
2017: 402
18
2018: 612
19
2019: 367
20
2020: 1,054
21
2021: 1,218
22
2022: 840
23
2023: 396
24
2024: 430
25
2025: 298
26
2026: 36

Related Entities for Prosthesis, Knee, Femorotibial, Semi-Constrained, Cemented, Metal/Polymer

Event Locations

4,181 (44.1%)
I 3,739 (39.4%)
HOSPITAL 1,529 (16.1%)
HOME 17 (0.2%)
NO INFORMATION 7 (0.1%)
INVALID DATA 6 (0.1%)
UNKNOWN 3 (0.0%)
OTHER 2 (0.0%)
OUTPATIENT DIAGNOSTIC FACILITY 2 (0.0%)

Compare SMITH & NEPHEW, INC. vs DEPUY ORTHOPAEDICS, INC. →

Nationwide devices with similar MAUDE profiles

Two openFDA-derived peer sets for Prosthesis, both floored at ≥100 reports so the neighborhoods stay in the advertised mass.

Similar report volume

Nearest other device types by FDA MAUDE report count (9,486 here).

Similar death-typed counts

Nearest other device types by death-typed report count (9 here), distinct from the volume row.

Disclaimer: MAUDE figures for Prosthesis are informational only and are not clinical advice. Report codes do not prove device causation. Consult a qualified clinician before acting on this data.

Every figure on PlainHospital is rendered directly from federal source data, no number is typed in by an editor. Event-type mix on this page is computed from FDA MAUDE codes for Prosthesis; corpus means use device types with ≥100 reports. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of August 2026.